syria and chemical weapons and what president obama is planning to do about it. >> the obama administration says there is very little doubt -- >> we believe there is very little doubt about culpability. >> the syrian government used chemical weapons. >> did a chemical weapons attack occur? >> what is before us today is real. >> the answer to that question is yes. >> president obama is weighing military options against syria. >> i have no affection for mr. assad. >> there is no solution as we have long made clear that includes assad. >> but at the same time i am less sure of the resistance. >> in that sense there's a big worry. >> should they let this chemical attack go unanswered? >> i do think action is going to occur. >> this morning a team of u.n. chemical weapons inspectors arrived in damascus. >> shots were fired at the u.n. team inside syria. >> their vehicle was deliberately shot at by unidentified snipers. >> the u.n. investigation will not determine who used these chemical weapons. >> the question remains what might the intervention look like? >> it's very, very complicated. >> i d